 | | Report (issue) | | Total 100.60 100.00 (1) Hol Kol mine, North Korea; forsterite and spinel impurities. (2) Mg3 (BO3 )2 ....Forsterite, clinohumite, ludwigite, spinel, fluoborite, szaibeÌlyite (Hol Kol mine, North Korea); ludwigite, suanite...szaibeÌlyite, warwickite (Neichi mine, Japan). Distribution: From the Hol Kol AuâCu mine, about 75 km southeast...Suan Co., North Korea. In the Neichi mine, Miyako, Iwate Prefecture, Japan. At Qiliping, Hunan Province...From BaÌiţa (ReÌzbaÌnya), Romania. In the Brosso mine, northwest of Ivrea, Torino, Italy. In the USA, |  | | Journal (article/letter/editorial) | | Dolomitic, Rhodochrosite, and Calcareous Marbles of Japan S. M. Aleksandrovâ and M. A. Troneva Vernadsky Institute...endogenous borates from hypabyssal skarn deposits of Japan (Honshu Island) that were formed after dolomitic...calciphyres at the Neichi, Kaso, and Rito mines, and are developed in calcitic marbles at the Fuka mine. Depending... jimboite, and takedaite in the outer zones of spinelâforsterite and galaxiteâjacobsiteâtephroite calciphyres...takedaite, sibirskite, Mg, Mn, and Caskarns, Japan DOI: 10.1134/S001670291211002X INTRODUCTION The |  | | Report (issue) | | 1228(9) c = 9.917(4) X-ray Powder Pattern: Hol Kol mine, North Korea. 2.557 (100), 2.010 (60), 2.823 (50)...(2) 46.34 53.66 Total 99.93 100.00 (1) Hol Kol mine, North Korea; after deduction of szaibeÌlite, corresponds...diopsideâclinohumiteâ dolomiteâcalcite skarn (Hol Kol mine, North Korea). Association: calcite. Kotoite, sakhaite...clinohumite, forsterite, apatite, spinel, Distribution: From the Hol Kol AuâCu mine, about 75 km southeast of...elsewhere in Romania. At Kami-neichi, Miyako, Iwate Prefecture, Japan. Name: For Suan Co., the North |  | | Journal (article/letter/editorial) | | Republic of Korea, Peopleâs Republic of China, Japan, Tajikistan, Romania, France, Scotland, and the...deposit of the zones of spinelâpyroxene (diopside) and monticellite skarns, spinelâforsterite calciphyres...)2(Fe0.90Al0.07Ti0.005Sn0.01Mg0.015)[BO3]O2. Similar spinel-bearing kotoiteâcalcite rocks were found at the...aureole is made up of the zones of periclase marbles, spinelâforsterite calciphyres with kotoite almost completely...the Democratic Peopleâs Republic of Korea, Neichi Mine in Japan, and Mount Brooks in the York Range, Alaska |  | | Journal (article/letter/editorial) | | lizardite antigorite clinochlore chamosite fluorite spinel magnetite brucite goethite lepidocrocite pyroaurite...samples used for this study were collected from the mine dumps. No major textural and mineralogical variation...several other worldwide occurrences, e.g., Neichi Mine, Japan (Watanabe et al. 1963) or an unnamed locality...may result from equilibria involving suanite and spinel. At Pietroasa, the two minerals are in moderately...Mg2B2O5 + MgAl2O4 = 2 MgAlBO4 + MgO (suanite + spinel = 2 sinhalite + periclase: Pertsev 1977). In all |  | | Journal (article/letter/editorial) | | diopside (±spinel) or fassaite skarnâ(spinelâ or perovskiteâmonticellite calciphyre)âspinelâforsterite...that successively replace magnesian carbonates in spinelâforsterite calciphyres and periclase marbles or...with early, practically Fe-free minerals, such as spinel, periclase, forsterite, clinohumite, excess calcite...of the association of kotoite with early low-Fe spinel by the reaction GEOCHEMISTRY INTERNATIONAL Vol...BO 3 ] 2 + ( Mg, Fe ) ( Al, Fe ) 2 O 4 = kotoite spinel 2+ 2+ 3+ 3+ 2 ( Mg, Fe ) 2 ( Al, Fe ) [ BO |  | Proyer, A., Baziotis, I., Mposkos, E., Rhede, D. (2014) Ti- and Zr-minerals in calcite-dolomite marbles from the ultrahigh-pressure Kimi Complex, Rhodope mountains, Greece: Implications for the P-T evolution based on reaction textures, petrogenetic grids, and geothermobarometry. American Mineralogist, 99 (7) 1429-1448 doi:10.2138/am.2014.4710 | Journal (article/letter/editorial) | | forsterite + clinochlore + calcite + dolomite + spinel + graphite in a marble xenolith in a diorite pluton...overgrown itself by a thin corona of diopside-2. Spinel and Ti-clinohumite can be present as additional...Selected SEM (EDS) analyses of geikielite, ilmenite, spinel, chlorite, olivine, and diopside Sample Fig. 4c...geikielite, ilm = ilmenite, ol = olivine, spl = spinel. 5K6a2 cpx 54.41 0.36 1.83 n.d. 0.28 n.d. 18.19...marble with serpentine, chlorite, amphibole, and spinel as the main additional constituents. No olivine |  | | Journal (article/letter/editorial) | | least one example, baddeleyite together with Fe-Cr-spinel is interpreted as exsolution lamellae within ilmenite...from Fuka, Bicchu-cho, Kawakami-gun, Okayama Prefecture. Abstr. Autumn Meet. Min. Soc. Jpn., Assoc. Petrol...dolomitic marble from the Neichi mine, Miyako City, Iwate Prefecture, Japan. Bull. Natl. Sci. Mus., Tokyo... H.R., 1987. Lamellae of baddeleyite and Fe-Cr spinel in ilmenite from the Basistoppen sill, East Greenland |  | | Journal (article/letter/editorial) | | plagioclase > phlogopite > garnet = magnetite = spinel. In the metamorphic aureole, track intensity decreases...phlogopite and chondrodite as well as accessory spinel, titanite, and pyrite, and presumably reflect local...other metasomatic minerals (e.g., ludwigite and spinel). Sample 92A-32 contains metamorphic and metasomatic...forsterite that hosts 100 ppm B. Calcite, dolomite, spinel, sulfides, and phlogopite also are present in the...association with metasomatic ludwigite, forsterite, and spinel. In contrast, anhedral clinohumite from sample |  | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | | California. Akira Kato: National Science Museum, Tokyo, Japan. Petr Korbel: Dept. of Mineralogy, National Museum...including Siberia ae SS shes] TM REED eS SL China and Japan 10. India 11. South east Asia 12. Middle East 13...Crytal Structure Communications Chemical Society of Japan Bulletin Colorado School of Mines Quarterly Crystal...International (English translation) Geochemical Journal (Japan) Geokhimiya Mineralogiya & Petrologiya Geophysical...Transactions Journal of the Clay Science Sciety of Japan Journal of the Chinese University Geosciences Journal |
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